TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 568

• Manufacturer Part Number: TX4939XBG-400
• Manufacturer: Toshiba

Specifications of TX4939XBG-400

• Cpu Core: TX49/H4 90nm
• Clock Mhz/max Mips: 400/520
• Inst./data Cache: 32KB (4 Way)/32KB (4 Way)
• Tlb: x
• 1cycle Mac: x
• Volts (v): 1.25/2.5/3.3
• Peripherals: DDR, NAND, ATA, ETHERNET, SECURITY, FPU, MMU, SPI, I2S, I2C, PCI, VIDEO, UART, TIMER, RTC
• Companion Chip: TC86C001FG
• Package: PGBA456

SIO
19.2. Block Diagram
Rev. 3.1 November 1, 2005
IMBUSCLK
Interrupt
IM Bus
Reset*
SCLK0
SCLK1
/Write
Read
Figure 19-1 SIO Internal Block Diagram
Control Register
Control Register
Request Control
Receive Data
Status Register
Interrupt Status
Status Change
Transmit Data
Baud Rate
Baud Rate
Register
DMA/INT
DMA/INT
Register
Register
SIOCLK
19-2
Receive Data
Transmit Data
FIFO
FIFO
FIFO Control
Register
Buffer
TEMP
Read
Buffer
Transmitter
Receiver
Transmitter Shift
Toshiba RISC Processor
Receiver Shift
Line Control
Register
Register
Register
TX4939
RXD
TXD
19
19